Run ❯
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link href="../../cdn.jsdelivr.net/npm/bootstrap%405.1.3/dist/css/bootstrap.min.css" rel="stylesheet"> <script src="../../cdn.jsdelivr.net/npm/bootstrap%405.1.3/dist/js/bootstrap.bundle.min.js"></script> </head> <body> <div class="container mt-3"> <h2>Button Sizes</h2> <button type="button" class="btn btn-primary btn-lg">Large</button> <button type="button" class="btn btn-primary btn-md">Default</button> <button type="button" class="btn btn-primary btn-sm">Small</button> </div> </body> </html>